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一种田间测算土壤导气率的瞬态模型 被引量:5

TRANSIENT-FLOW MODEL FOR IN-SITU MEASURING OF SOIL AIR PERMEABILITY
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摘要 空气和水共同存在于土壤孔隙中,两者之间渗透性关系紧密,通过测定土壤导气率可获得给定土壤饱和导水率和非饱和导水率的相关信息。同时相对饱和导水率等水力参数测定,土壤导气率的测定对土体结构破坏小,并且能够充分反映土壤孔隙和土壤结构特征。
出处 《土壤学报》 CAS CSCD 北大核心 2012年第6期1252-1256,共5页 Acta Pedologica Sinica
基金 国家高技术发展计划(2011AA100504) 国家自然科学基金项目(41271236) 山东省优秀中青年科学家科研奖励基金(BS2011HZ004) 烟台市科技发展计划(2011065)资助
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  • 1Corey A T. Measurement of water and air permeability in unsatu- rated soil. SoiiSciSoc Am J, 1957, 21(1):7-10.
  • 2Blackwell P S, Ringrose-Voase A J, Jayawardane N S. The use of air-filled porosity and intrinsic permeability to air to characterize structure of macropore space and saturated hydraulic conductivity of clay soils. J Soil Sci, 1990, 41(2) :215--228.
  • 3Schjonning P, Thomsen I K, Moberg J P. Turnover of organic matter in differently textured soils. I. Physical characteristics of structurally disturbed and intact soils. Geoderma, 1999, 89(3/4):177--198.
  • 4Moldrup P, Olesen T, Komatsu T. Tortuosity, diffusivity and per- meability in the soil liquid and gaseous phases. Soil Sci Soc Am J, 2001,65(3) :613--623.
  • 5Han C, Falta R W, Javandel I. Analytical solutions for steady state gas flow to a soil vapor extraction well. Water Resources, 1992, 28(4) :1 105--1 120.
  • 6Springer D S, Loaiciga H A, Cullen S J. Air permeability of por- ous materials under controlled laboratory conditions. Ground Wa- ter, 1998, 36(4):558--565.
  • 7Poulsen T G, Moldrup P. Air permeability of compost as related to bulk density and volumetric air content. Waste Management Re- search, 2007, 25(4) :343--351.
  • 8Smith J A, Katchmark W, Choi J W, et al. Unsaturated-zone air flow at Picatinny Arsenal, New Jersey : Implications for natural re- mediation of the trichloroethylene-contaminated aquifer//Morgan- walp D W, Buxton H T. eds. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, South Carolona, US, 1999:625--633.
  • 9Massmann J, Johnson L. Exercises illustrating flow in porous media. Ground Water, 2001, 39(4) :499--503.
  • 10Kirkham D. Field method for determination of air permeability of soil in its undisturbed state. Soil Sci Soc Am Proc, 1946, 11 : 93--99.

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